> value1 can have values from 3 to 75, both inclusive (73 steps)> value2 can have from 1 to 3, both inclusive (3 numbers)

Right, that makes sense. It looks like you need a new constant for thegain and the existing constant for value1 should be renamed to make itmore obvious that it's not the only part of the selector, the currentconstant is confusingly named given the above.